光学合成孔径成像技术发展概况

介绍了光学合成孔径成像技术的发展现状。简要阐明了合成孔径成像技术的原理和分类以及在光学波段的主要应用。归纳出了光学合成孔径成像技术的发展趋势:地基合成孔径系统向长基线方向发展;天基系统向超轻量化方向发展;图像处理正在成为系统不可分割的一部分;技术重点是从地基系统向天基系统转移,并被应用于更多领域。概括了光学合成孔径成像系统的各种应用方案及特点。与传统的光学系统相比,合成孔径成像技术具有如下特征和优点:可降低光学元件的加工难度和天基光学合成孔径成像系统的发射体积和重量,可节约发射费用。

Review on optical synthetic aperture imaging technique

The development of optical synthetic aperture imaging system is reviewed. The theory and types of synthetic aperture imaging system are introduced. Applications of several synthetic aperture imaging techniques for optical wavelength are described, and their development trends are analyzed, Which include: baseline of the ground based optical synthetic aperture system is going to be longer, space based system is becoming ultra light, image post process is becoming a part of system, and the emphases is being on space based system, the technology will be used in more disciplines. The characteristics of the several synthetic aperture imaging techniques are outlined. Compared to traditional optical system, optical synthetic aperture system can decrease launch volume, mass and cost.